Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12328900 | Semiconductor device, semiconductor device manufacturing method, inverter circuit, drive device, vehicle, and elevator | Ryosuke Iijima, Shinsuke Harada | 2025-06-10 |
| 11764276 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Ryosuke Iijima, Shinsuke Harada | 2023-09-19 |
| 11411084 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Ryosuke Iijima, Shinsuke Harada | 2022-08-09 |
| 11398556 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima, Shinsuke Harada | 2022-07-26 |
| 11201238 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima | 2021-12-14 |
| 11069803 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima | 2021-07-20 |
| 11043586 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinya Kyogoku, Ryosuke Iijima, Katsuhisa Tanaka | 2021-06-22 |